#42103A#42103A

#42103A is a dark, moderate purple. Relative luminance 0.018; OKLCH L 27.6% C 0.095 H 334.9°. Best body text is #FFFFFF at 15.36:1 contrast (WCAG AA passes).

Color values

HEX	#42103A
RGB	rgb(66, 16, 58)
HSL	hsl(310, 61%, 16%)
HSV	hsv(310, 76%, 26%)
CMYK	cmyk(0%, 75.8%, 12.1%, 74.1%)
CIE-LAB	lab(14.59, 29.51, -14.76)
CIE-LCH	lch(14.59, 33.00, 333.42°)
OKLab	oklab(27.62% 0.0859 -0.0403)
OKLCH	oklch(27.62% 0.095 334.9)
XYZ	xyz(3.1958, 1.8346, 4.1880)
Luminance	0.0183 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42103A #104218

analogous

#311042 #42103A #421021

triadic

#42103A #3A4210 #103A42

tetradic

#42103A #423110 #104218 #102142

square

#42103A #423110 #104218 #102142

split-complementary

#42103A #214210 #104231

monochromatic

#190616 #190616 #42103A #731C65 #A52891

Accessibility & contrast

On white

15.36

#42103A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#42103A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42103A

15.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42103A	#FFFFFF	#000000	##FFFFFF
##42103A	1.00	15.36	1.37	15.36
#FFFFFF	15.36	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10203B

Deuteranopia (green-blind)

#212739

Tritanopia (blue-blind)

#461423

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #42103a;
/* rgb */ color: rgb(66, 16, 58);
/* oklch */ color: oklch(27.6% 0.095 334.9);

Tailwind

colors: {
  custom: {
    50: '#785370',
    500: '#42103a',
    950: '#000000',
  },
}

SCSS

$custom: #42103a;
$custom-light: #785370;
$custom-dark: #000000;

JSON

{
  "hex": "#42103a",
  "rgb": {
    "r": 66,
    "g": 16,
    "b": 58
  },
  "hsl": {
    "h": 309.6,
    "s": 60.976,
    "l": 16.078
  },
  "oklch": {
    "l": 0.27618,
    "c": 0.09483,
    "h": 334.9
  },
  "luminance": 0.01834
}

Semantic roles & 50–950 ramp

primary

#42103A

secondary

#327C3E

accent

#E45D44

background

#F7F4F6

surface

#EDE7EC

border

#C8C3C7

text

#090307

muted

#7B787A

Preview Lab

Preview with #42103A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →